Data security courses can help you learn encryption techniques, risk assessment strategies, incident response planning, and compliance regulations. You can build skills in vulnerability management, threat detection, and secure coding practices. Many courses introduce tools like firewalls, intrusion detection systems, and data loss prevention software, demonstrating how these skills are applied to protect sensitive information and maintain system integrity.

Skills you'll gain: Authentications, OAuth, Back-End Web Development, Event-Driven Programming, Database Management, Databases, Authorization (Computing), Redis, Secure Coding, Application Programming Interface (API), Restful API, Email Automation, Data Migration
Intermediate · Course · 3 - 6 Months

Pohang University of Science and Technology(POSTECH)
Skills you'll gain: Blockchain, Application Development, Cloud Applications, Payment Systems, Investment Banking, Cryptography, Investments, FinTech, Digital Assets, Open Source Technology, Distributed Computing, Microservices, Transaction Processing, Algorithms, Governance
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Object Oriented Programming (OOP), Kotlin, Application Design, Development Environment, Application Development
Beginner · Course · 1 - 4 Weeks

Logical Operations
Skills you'll gain: Object Oriented Programming (OOP), File I/O, Python Programming, Operating Systems, Package and Software Management, Data Import/Export, Computer Programming, Development Environment, Object Oriented Design, Scripting, File Management, Scripting Languages, Programming Principles, Data Processing, Debugging, Program Development, Cross Platform Development, Computer Programming Tools, Software Development, Data Structures
Intermediate · Specialization · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Algebra, Applied Mathematics, Graphing, Mathematical Modeling, Advanced Mathematics, Calculus, Data Analysis
Beginner · Course · 1 - 4 Weeks

Amazon Web Services
Skills you'll gain: Network Architecture, Network Planning And Design, Virtual Networking, Amazon Web Services, Wide Area Networks, Network Security, Hybrid Cloud Computing, Cloud Computing Architecture, General Networking
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Facebook, Target Audience, Customer Insights, Online Advertising, Advertising Campaigns, Digital Advertising, Customer Analysis, Advertising, Market Opportunities, Business Metrics, Content Performance Analysis, Data Import/Export
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Dynamic Host Configuration Protocol (DHCP), Routing Protocols, Network Routing, TCP/IP, Network Routers, Virtual Private Networks (VPN), OSI Models, Computer Networking, General Networking, Network Protocols, Networking Hardware, Network Switches, Network Troubleshooting, Local Area Networks, Network Performance Management, Network Infrastructure, Wireless Networks, Network Security, Network Model, Network Analysis
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Programmable Logic Controllers, Performance Tuning
Advanced · Course · 1 - 3 Months

Institut Mines-Télécom
Skills you'll gain: Image Analysis, Computer Vision, Image Quality, Data Processing, Digital Signal Processing, Data Analysis, Computer Programming, Medical Imaging, Python Programming, Histogram, Algorithms
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Business Continuity Planning, Disaster Recovery, Business Continuity, z/OS, Information Technology Architecture, Mainframe Computing, IT Infrastructure, Mainframe Technologies, System Monitoring, Data Loss Prevention, Systems Administration, Operating Systems, Middleware
Beginner · Course · 1 - 4 Weeks

FAIR Institute
Skills you'll gain: Cyber Risk, Threat Management, Continuous Monitoring, Cyber Security Strategy, Risk Management, Risk Appetite, Enterprise Risk Management (ERM), Governance Risk Management and Compliance, Cybersecurity, Business Risk Management, Risk Modeling, Risk Control, Risk Analysis, Governance, Program Implementation, Automation, Benchmarking
Intermediate · Course · 1 - 4 Weeks